42773512 has 8 divisors (see below), whose sum is σ = 80200350. Its totient is φ = 21386752.

The previous prime is 42773501. The next prime is 42773567. The reversal of 42773512 is 21537724.

It can be written as a sum of positive squares in only one way, i.e., 37871716 + 4901796 = 6154^2 + 2214^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2673337 + ... + 2673352.

Almost surely, 2^42773512 is an apocalyptic number.

It is an amenable number.

42773512 is a deficient number, since it is larger than the sum of its proper divisors (37426838).

42773512 is a wasteful number, since it uses less digits than its factorization.

42773512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5346695 (or 5346691 counting only the distinct ones).

The product of its digits is 11760, while the sum is 31.

The square root of 42773512 is about 6540.1461757364. The cubic root of 42773512 is about 349.7236239952.

The spelling of 42773512 in words is "forty-two million, seven hundred seventy-three thousand, five hundred twelve".